chrome/browser/resources/pdf/elements/viewer-password-screen-legacy/viewer-password-screen-legacy.js

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 Polymer({
   6   is: 'viewer-password-screen-legacy',
   7
   8   properties: {
   9     text: {
  10       type: String,
  11       value: 'This document is password protected. Please enter a password.',
  12     },
  13
  14     active: {
  15       type: Boolean,
  16       value: false,
  17       observer: 'activeChanged'
  18     }
  19   },
  20
  21   timerId: undefined,
  22
  23   ready: function() {
  24     this.activeChanged();
  25   },
  26
  27   accept: function() {
  28     this.active = false;
  29   },
  30
  31   deny: function() {
  32     this.$.password.disabled = false;
  33     this.$.submit.disabled = false;
  34     this.$.password.focus();
  35     this.$.password.select();
  36   },
  37
  38   submit: function(e) {
  39     // Prevent the default form submission behavior.
  40     e.preventDefault();
  41     if (this.$.password.value.length == 0)
  42       return;
  43     this.$.password.disabled = true;
  44     this.$.submit.disabled = true;
  45     this.fire('password-submitted', {password: this.$.password.value});
  46   },
  47
  48   activeChanged: function() {
  49     clearTimeout(this.timerId);
  50     this.timerId = undefined;
  51     if (this.active) {
  52       this.style.visibility = 'visible';
  53       this.style.opacity = 1;
  54       this.$.password.focus();
  55     } else {
  56       this.style.opacity = 0;
  57       this.timerId = setTimeout(function() {
  58         this.style.visibility = 'hidden';
  59       }.bind(this), 400);
  60     }
  61   }
  62 });